====================================== | [ 34.252307] ------------[ cut here ]------------ | [ 34.252699] RTNL: assertion failed at net/core/link_watch.c (59) | [ 34.253030] WARNING: CPU: 1 PID: 65 at net/core/link_watch.c:59 rfc2863_policy (net/core/link_watch.c:59 net/core/link_watch.c:76) | [ 34.253389] Modules linked in: [ 34.253783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.253958] Workqueue: netns cleanup_net [ 34.254111] RIP: 0010:rfc2863_policy (net/core/link_watch.c:59 net/core/link_watch.c:76) [ 34.254322] Code: 80 3d 71 85 e6 00 00 75 ca c6 05 68 85 e6 00 01 90 ba 3b 00 00 00 48 c7 c6 9f 2c 99 a8 48 c7 c7 90 e0 8a a8 e8 2f b5 55 ff 90 <0f> 0b 90 90 eb a3 83 f8 06 0f 85 14 ff ff ff b8 05 00 00 00 e9 0a All code ======== 0: 80 3d 71 85 e6 00 00 cmpb $0x0,0xe68571(%rip) # 0xe68578 7: 75 ca jne 0xffffffffffffffd3 9: c6 05 68 85 e6 00 01 movb $0x1,0xe68568(%rip) # 0xe68578 10: 90 nop 11: ba 3b 00 00 00 mov $0x3b,%edx 16: 48 c7 c6 9f 2c 99 a8 mov $0xffffffffa8992c9f,%rsi 1d: 48 c7 c7 90 e0 8a a8 mov $0xffffffffa88ae090,%rdi 24: e8 2f b5 55 ff call 0xffffffffff55b558 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: 90 nop 2e: eb a3 jmp 0xffffffffffffffd3 30: 83 f8 06 cmp $0x6,%eax 33: 0f 85 14 ff ff ff jne 0xffffffffffffff4d 39: b8 05 00 00 00 mov $0x5,%eax 3e: e9 .byte 0xe9 3f: 0a .byte 0xa Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: 90 nop 4: eb a3 jmp 0xffffffffffffffa9 6: 83 f8 06 cmp $0x6,%eax 9: 0f 85 14 ff ff ff jne 0xffffffffffffff23 f: b8 05 00 00 00 mov $0x5,%eax 14: e9 .byte 0xe9 15: 0a .byte 0xa [ 34.254835] RSP: 0018:ffffb9538023fd10 EFLAGS: 00010286 [ 34.254996] RAX: 0000000000000000 RBX: ffff968b01f4f000 RCX: 00000000ffffdfff [ 34.255253] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 34.255472] RBP: 0000000000000000 R08: ffffffffa8d56968 R09: 00000000ffffdfff [ 34.255718] R10: ffffffffa8c76980 R11: ffffffffa8d26980 R12: dead000000000122 [ 34.255962] R13: dead000000000100 R14: ffffffffa8992610 R15: ffff968b02cf1000 [ 34.256220] FS: 0000000000000000(0000) GS:ffff968b3ec80000(0000) knlGS:0000000000000000 [ 34.256438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.256649] CR2: 00007f45410ea258 CR3: 0000000025442002 CR4: 0000000000772ef0 [ 34.256869] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.257110] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.257369] PKRU: 55555554 [ 34.257427] Call Trace: [ 34.257522] [ 34.257593] ? __warn (kernel/panic.c:748) [ 34.257724] ? rfc2863_policy (net/core/link_watch.c:59 net/core/link_watch.c:76) [ 34.257851] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 34.257974] ? prb_read_valid (kernel/printk/printk_ringbuffer.c:2183) [ 34.258132] ? handle_bug (arch/x86/kernel/traps.c:285) [ 34.258268] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 34.258395] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 34.258522] ? rfc2863_policy (net/core/link_watch.c:59 net/core/link_watch.c:76) [ 34.258645] linkwatch_do_dev (net/core/link_watch.c:180) [ 34.258777] netdev_run_todo (net/core/dev.c:10894 (discriminator 2)) [ 34.258901] ? unregister_netdevice_queue (net/core/dev.c:11456) [ 34.259050] default_device_exit_batch (net/core/dev.c:12077) [ 34.259246] cleanup_net (net/core/net_namespace.c:647 (discriminator 3)) [ 34.259381] process_one_work (kernel/workqueue.c:3229) [ 34.259507] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 34.259627] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 34.259784] kthread (kernel/kthread.c:389) [ 34.259909] ? __pfx_kthread (kernel/kthread.c:342) [ 34.260029] ret_from_fork (arch/x86/kernel/process.c:147) [ 34.260171] ? __pfx_kthread (kernel/kthread.c:342) Finger prints: rfc2863_policy:linkwatch_do_dev:netdev_run_todo:default_device_exit_batch:cleanup_net